Recent Articles

Open access

ISSN: 2773-2304
CN: 10-1987/O3
p-ISSN: 2097-4671

Influence of bedding orientation on shale damage evolution: A combined in-situ micro-CT and digital volume correlation investigation

The bedding structure of shale significantly influences its mechanical anisotropy. However, the meso-scale anisotropic control mechanism of bedding on shale damage evolution remains insufficiently understood....

Development characteristics and prediction methods of the “three zones” in overlying strata under the 110 mining method

The 110 mining method is a novel coal mining approach that is environmentally friendly. To investigate the movement laws of the overburden strata under the mining conditions of this method, this study...

A multi-frequency ultrasonic amplitude attenuation method for identifying damage of rock

High-temperature damage in rocks significantly affects ultrasonic amplitude attenuation. Inverting rock damage through amplitude attenuation offers a rapid, non-destructive, and convenient detection...

Control of rock burst during deep tunnel blasting excavation based on energy release process optimizing

Blasting is widely used in hard rock tunnel excavation but often deteriorates the mechanical properties of the rock mass, forming a disturbance zone associated with energy evolution in the surrounding...

Coupling effect of temperature and confining pressure on fracture toughness of transversely isotropic shale: Insights from a thermal-mechanical DEM model

The coupling effect of temperature and confining pressure on fracture toughness is a critical issue in deep shale gas development that cannot be overlooked. Field and laboratory studies have shown that...

The influence of faults on adjacent rock mechanical behavior and acoustic emission characteristics: A case study of the xianshuihe fault zone

Tensile strength is a crucial parameter for assessing rock stability and fracture characteristics, which play a significant role in the prediction and engineering design of geohazards. However, fault...

Cemented soil-soil interface shear strength evaluation I: Size effect and characteristic experimental size quantization

The shear strength of cemented soil-soil interface is affected by the size effect of experimental sample. With the advancing density of urban underground space and the wide application of grouting reinforcement...

Prediction of blast-induced ground vibration in dolomitic marble quarry using Z-number information and fuzzy cognitive map based neural network models

Blast-induced ground vibration (BIGV) is one of the detrimental environmental consequences of blasting operations in mining and civil engineering. Hence, accurate prediction of BIGV is highly imperative....

A logistic-based constitutive model for rocks under uniaxial compression considering the initial damage recovery characteristics

The damage process is categorized into two phases from the perspective of crack evolution, damage recovery induced by the closure of primary cracks and damage growth induced by the propagation of new...

A numerical and intelligent driven method for the drainage arrangement around a deep-buried tunnel in fractured rocks

The rational arrangement of the tunnel drainage system is crucial for the distribution of pore pressure around the tunnel lining, especially for deep-buried tunnels with high groundwater levels. This...

Deep learning-powered rock mass classification: Predicting RMR from Q-system parameters with high accuracy

Reliable stability assessment requires an objective and precise assessment of the rock mass quality classification. A deep learning model is developed to create a tool that can provide a rapid and precise...

Experimental study on the mechanical properties of 1G-NPR cable anchored rock with AE-DIC method

The study investigates the mechanical properties of 1G-NPR (Negative Poisson's Ratio) cable-anchored sandstone under uniaxial compression, employing Acoustic Emission (AE) and Digital Image Correlation...

Cross-scale friction analysis of rocks: Influence of mineral properties and interactions

Macroscale instability of frictional behavior of rock arises from the heterogeneous distribution and dynamic accumulation effects of friction force between the soft- and hard- phase mineral grains....

Investigation of nanoindentation for evaluating the cyclic loading-unloading mechanical properties of heterogeneous coal

Exploring the meso-mechanical response of heterogeneous coal is crucial for understanding its macro mechanical behavior in coal mining, CO2 storage, and coal bed methane production. However, a key gap...

Investigation of shale fracture behavior with different bedding properties based on discrete element method

The interaction between cemented laminae and induced fractures plays a critical role in hydraulic fracture propagation within laminated shale reservoirs. By combining mode-I fracture mechanics experiment...

The frictional sliding properties of antigorite gouge under hydrothermal conditions

As a weak mineral overlying subduction-zone faults, the widespread presence of antigorite can markedly affect subduction-zone dynamics. To better understand the mechanical properties of antigorite-bearing...

Recent Advancements for Cement Grout Diffusion Mechanisms within Rock Fractures

Understanding cement grout diffusion in rock fractures is crucial for rock engineering, yet grouting faces significant challenges due to fracture network heterogeneity and grout's complex non-Newtonian...

Integrative solution of stress evolution in overburden roof strata during the coal seam mining by application of complex variable functions methodology

Large-scale roof collapse is a major dynamic hazard threatening the safe coal mine operations. Understanding the deformation and failure characteristics of overburden rock strata, as well as deciphering...

Integration of Image and Dipole Sonic Logs for Identification of Natural Fractures and Stress-Induced Anisotropy in Asmari Reservoir (A Case Study, SW Iran)

Borehole sonic dispersion analysis is a technique that provides valuable insights into the realm of borehole sonic interpretation. This research involves an analysis of shear-wave anisotropy and ultrasonic...

Computational large deformation geomechanics with a focus on the periporomechanics paradigm

This article presents a state-of-the-art review of computational large deformation geomechanics, focusing on the recently developed periporomechanics (PPM) paradigm. PPM is a nonlocal reformulation...

Exploring machine learning techniques for open stope stability prediction: A comparative study and feature importance analysis

The stability of underground excavations is essential for ensuring the safety of mining operations. Classical stability assessment methods, established in empirical formulas and rock mass classification...

The effect of geometrical parameters on wedge failure of rock slopes using physical and numerical modelling

This study investigated the role of the geometrical parameters of a wedge block on its stability using physical and numerical modeling. For the purpose of physical modeling, a new experimental setup...

A green coal mining method for protecting roadways and overlying strata

The non-pillar mining method with automatically formed roadway (NPM-AFR) is an innovative mining method. This paper provides a detailed description of how this method achieves the cancellation of pillar...

Impact mechanism of fabric changes in different classes of redbeds under static water on their degradation of physical properties

Deterioration of the physical properties of redbeds is one of the leading causes of geological disasters, engineering problems, and ecological damage. Fabric changes are internal factors leading to...

Analysis of spectrum characteristics for multi-attribute seismic data from shaking table test of tunnel underpass hauling sliding surface

The objective of this research is to analyze the deformation characteristics in space and the dynamic reaction of tunnel underpass hauling sliding surfaces when subjected to potential seismic activities....

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